"""
python内置类
"""
from utils.test_tools import test_decorator


@test_decorator('test build in class: bool')
def test_bool():
    a = True
    print(bool(a))
    b = [1, 3, 4]
    print(bool(b))
    c = None
    print(bool(c))


if __name__ == '__main__':
    test_bool()


